It is hoped that building more compactly will increase population densities in cities that have been losing people.

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For natural gas, consider opportunities in technologies for gas-to-liquids (GTL), and ways to more efficiently and compactly store gas.

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"It folds so compactly it makes it an easier lift, " he explained.

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"If we want to live compactly, sustainably and transit oriented, the BeltLine and that growth presents the opportunity to create that kind of place, " Gravel added.

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And by stacking components so compactly, signal latency (the delay that results when data are moved from one part of a computer to another) would be greatly reduced, further enhancing performance.

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The superb audio performance of the Creative T3150 Wireless speaker system is achieved by a stringent and optimized component selection process, precision tuning, as well as Creative's innovative design methodology that features the Creative IFP (Image Focusing Plate) within the compactly-designed satellite speakers.

ENGADGET: Creative T3150 delivers stealthy, 2.1-channel Bluetooth audio on the cheap